23981103

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{1987}}^1$

素因数の和:2148

約数の個数: 20

約数和(自身を含む): 36082200

約数和(自身を除く): 12101097

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 1987, 4023, 5961, 12069, 17883, 53649, 160947, 296063, 888189, 2664567, 7993701, 23981103]

約数ペア:

[(1, 23981103), (3, 7993701), (9, 2664567), (27, 888189), (81, 296063), (149, 160947), (447, 53649), (1341, 17883), (1987, 12069), (4023, 5961)]